f2fs: allocate HOT_DATA for IPU writes

Let's split IPU writes in hot data area to improve the GC efficiency.

Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index e4d71755a60f8ff03fc873675d41984087a2b029..b45eace879d74b4ecb1131180311c6c565192351 100644 (file)
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -3689,7 +3689,8 @@ static int __get_segment_type_6(struct f2fs_io_info *fio)
 
                if (file_is_hot(inode) ||
                                is_inode_flag_set(inode, FI_HOT_DATA) ||
-                               f2fs_is_cow_file(inode))
+                               f2fs_is_cow_file(inode) ||
+                               is_inode_flag_set(inode, FI_NEED_IPU))
                        return CURSEG_HOT_DATA;
                return f2fs_rw_hint_to_seg_type(F2FS_I_SB(inode),
                                                inode->i_write_hint);